Downloadable computer software for accessing digital tokens and non-fungible tokens (NFTs); downloadable computer software for creating digital tokens and non-fungible tokens (NFTs); downloadable computer software for exchanging digital tokens and non-fungible tokens (NFTs); downloadable computer software for managing digital tokens and non-fungible tokens (NFTs); downloadable computer software for selling digital tokens and non-fungible tokens (NFTs); downloadable computer software for sendi...